Activating Compound | Comment | Organism | Structure |
---|---|---|---|
lactose | induces enzyme activity | Aspergillus nidulans | |
xylose | induces enzyme activity | Aspergillus nidulans |
Application | Comment | Organism |
---|---|---|
degradation | enzyme of industrial interest because of its ability to improve hydrolytic action of other glycanases on hemicellulolytic polysaccharides | Aspergillus nidulans |
Crystallization (Comment) | Organism |
---|---|
- |
Aspergillus niger |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Hg2+ | - |
Aspergillus nidulans | |
Hg2+ | - |
Streptomyces purpurascens | |
Hg2+ | - |
Streptomyces sp. |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.48 | - |
p-nitrophenyl-alpha-L-arabinofuranoside | - |
Aspergillus niger | |
0.6 | - |
p-nitrophenyl-alpha-L-arabinofuranoside | - |
Aspergillus niger | |
1.2 | - |
p-nitrophenyl-alpha-L-arabinofuranoside | - |
Trichoderma reesei | |
1.64 | - |
4-nitrophenyl alpha-L-arabinofuranoside | - |
Dichomitus squalens | |
2.7 | - |
4-nitrophenyl alpha-L-arabinofuranoside | - |
Aspergillus nidulans | |
4.1 | - |
p-nitrophenyl-alpha-L-arabinofuranoside | - |
Aspergillus niger |
Localization | Comment | Organism | GeneOntology No. | Textmining |
---|---|---|---|---|
extracellular | - |
Aspergillus nidulans | - |
- |
extracellular | - |
Aspergillus niger | - |
- |
extracellular | - |
Ruminococcus albus | - |
- |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
36000 | - |
SDS-PAGE | Aspergillus nidulans |
53000 | - |
- |
Trichoderma reesei |
53000 | - |
strain KI | Aspergillus niger |
60000 | - |
- |
Aspergillus niger |
60000 | - |
- |
Dichomitus squalens |
128000 | - |
- |
Aspergillus niger |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
beet arabinan + H2O | Aspergillus niger | extracted from beet pulp | L-arabinose + ? | - |
ir | |
beet arabinan + H2O | Aspergillus niger KI | extracted from beet pulp | L-arabinose + ? | - |
ir | |
birchwood xylan + H2O | Aspergillus nidulans | - |
L-arabinose + ? | - |
? | |
gum arabic + H2O | Aspergillus nidulans | - |
L-arabinose + ? | - |
? | |
gum arabic + H2O | Aspergillus niger | - |
L-arabinose + ? | - |
? | |
gum arabic + H2O | Aspergillus niger KI | - |
L-arabinose + ? | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Aspergillus nidulans | - |
- |
- |
Aspergillus niger | - |
- |
- |
Aspergillus niger KI | - |
- |
- |
Dichomitus squalens | - |
- |
- |
Ruminococcus albus | - |
8 | - |
Ruminococcus albus 8 | - |
8 | - |
Streptomyces purpurascens | - |
IFO 3389 | - |
Streptomyces sp. | - |
- |
- |
Trichoderma reesei | - |
filamentous fungus, VTT-D-79125 | - |
Purification (Comment) | Organism |
---|---|
- |
Aspergillus niger |
- |
Ruminococcus albus |
- |
Dichomitus squalens |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
4-nitrophenyl alpha-L-arabinofuranoside + H2O | - |
Aspergillus nidulans | 4-nitrophenol + alpha-L-arabinofuranose | - |
? | |
4-nitrophenyl alpha-L-arabinofuranoside + H2O | - |
Dichomitus squalens | 4-nitrophenol + alpha-L-arabinofuranose | - |
? | |
alpha-L-arabinofuranosyl 4-methylumbelliferone + H2O | - |
Aspergillus nidulans | methylumbelliferone + alpha-L-arabinofuranose | - |
? | |
beet arabinan + H2O | extracted from beet pulp | Aspergillus niger | L-arabinose + ? | - |
ir | |
beet arabinan + H2O | extracted from beet pulp | Aspergillus niger KI | L-arabinose + ? | - |
ir | |
birchwood xylan + H2O | - |
Aspergillus nidulans | L-arabinose + ? | - |
? | |
gum arabic + H2O | - |
Aspergillus nidulans | L-arabinose + ? | - |
? | |
gum arabic + H2O | - |
Aspergillus niger | L-arabinose + ? | - |
? | |
gum arabic + H2O | - |
Aspergillus niger KI | L-arabinose + ? | - |
? | |
L-arabinogalactan + H2O | - |
Aspergillus nidulans | L-arabinose + ? | - |
? | |
L-arabinogalactan + H2O | - |
Aspergillus niger | L-arabinose + ? | - |
? | |
L-arabinogalactan + H2O | - |
Streptomyces sp. | L-arabinose + ? | - |
? | |
L-arabinogalactan + H2O | - |
Dichomitus squalens | L-arabinose + ? | - |
? | |
L-arabinogalactan + H2O | - |
Aspergillus niger KI | L-arabinose + ? | - |
? | |
p-nitrophenyl-alpha-L-arabinofuranoside + H2O | - |
Aspergillus niger | p-nitrophenol + L-arabinose | - |
? | |
p-nitrophenyl-alpha-L-arabinofuranoside + H2O | - |
Trichoderma reesei | p-nitrophenol + L-arabinose | - |
? | |
p-nitrophenyl-alpha-L-arabinofuranoside + H2O | - |
Aspergillus niger KI | p-nitrophenol + L-arabinose | - |
? | |
phenyl alpha-L-arabinofuranoside + H2O | - |
Aspergillus nidulans | L-arabinose + phenol | - |
ir | |
phenyl alpha-L-arabinofuranoside + H2O | - |
Aspergillus niger | L-arabinose + phenol | - |
ir | |
phenyl alpha-L-arabinofuranoside + H2O | - |
Ruminococcus albus | L-arabinose + phenol | - |
ir | |
phenyl alpha-L-arabinofuranoside + H2O | - |
Streptomyces sp. | L-arabinose + phenol | - |
ir | |
phenyl alpha-L-arabinofuranoside + H2O | - |
Trichoderma reesei | L-arabinose + phenol | - |
ir | |
phenyl alpha-L-arabinofuranoside + H2O | - |
Streptomyces purpurascens | L-arabinose + phenol | - |
ir | |
phenyl alpha-L-arabinofuranoside + H2O | - |
Dichomitus squalens | L-arabinose + phenol | - |
ir | |
phenyl alpha-L-arabinofuranoside + H2O | - |
Ruminococcus albus 8 | L-arabinose + phenol | - |
ir | |
phenyl alpha-L-arabinofuranoside + H2O | - |
Aspergillus niger KI | L-arabinose + phenol | - |
ir |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
30 | - |
- |
Aspergillus nidulans |
50 | - |
- |
Aspergillus niger |
55 | - |
- |
Aspergillus niger |
55 | - |
crude enzyme preparation | Aspergillus nidulans |
60 | - |
- |
Aspergillus niger |
60 | - |
- |
Trichoderma reesei |
60 | - |
- |
Dichomitus squalens |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
60 | - |
half-life time 1.5 h, inactivation after 2 h at 70°C | Aspergillus nidulans |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
3.5 | - |
- |
Dichomitus squalens |
3.7 | - |
- |
Aspergillus niger |
3.8 | 4 | towards phenyl alpha-L-arabinofuranoside or beet arabinan | Aspergillus niger |
4 | - |
- |
Aspergillus niger |
4 | - |
- |
Trichoderma reesei |
4.1 | - |
- |
Aspergillus niger |
4.5 | 5.5 | - |
Aspergillus niger |
5.5 | - |
crude enzyme preparation | Aspergillus nidulans |
6 | 6.5 | - |
Aspergillus niger |
7 | - |
- |
Aspergillus nidulans |
pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|
3.5 | 5.5 | unstable above | Aspergillus nidulans |